Self-driving Ubers are now arriving in Pittsburgh

Uber has begun offering customers the chance to ride in one of its autonomous car prototypes. The new service has launched in Pittsburgh, where Uber carries out its high-tech research, and is a sign of confidence by the company in its self-driving car technology.The service is initially being offered to Uber's "most loyal" customers in the city as part of the Uber X service, the company said in a blog post that was short on technical details.The Ford Focus cars being used in the trial will